Does KT15 flood?

Yes — parts of the KT15 district carry real flood risk: 40 of its 133 at-risk postcodes reach the Environment Agency's High likelihood band. The KT15 postcode district covers New Haw, close to Addlestone, Weybridge, Chertsey, and surrounding villages in parts of Surrey and England.

133 postcodes in the KT15 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 40 high, 40 medium, 53 low. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

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Which KT15 postcodes are at risk?

KT15 2AS up to High KT15 2AT up to High KT15 2AX up to High KT15 2BD up to High KT15 2BP up to High KT15 2DW up to High KT15 2FH up to High KT15 2HJ up to High KT15 2HP up to High KT15 2HR up to High KT15 2HS up to High KT15 2HT up to High KT15 2HY up to High KT15 2HZ up to High KT15 2JA up to High KT15 2JE up to High KT15 2JJ up to High KT15 2JL up to High KT15 2JU up to High KT15 2LP up to High KT15 2PE up to High KT15 2PF up to High KT15 2PL up to High KT15 2PQ up to High KT15 2PX up to High KT15 2QD up to High KT15 2QS up to High KT15 2RQ up to High KT15 2RX up to High KT15 2RY up to High KT15 2SB up to High KT15 2SH up to High KT15 2UL up to High KT15 3AB up to High KT15 3AR up to High KT15 3JR up to High KT15 3LA up to High KT15 3LD up to High KT15 3LE up to High KT15 3LG up to High KT15 2BW up to Medium KT15 2HU up to Medium KT15 2HW up to Medium KT15 2JB up to Medium KT15 2JD up to Medium KT15 2LE up to Medium KT15 2LU up to Medium KT15 2LX up to Medium KT15 2NX up to Medium KT15 2NZ up to Medium KT15 2PH up to Medium KT15 2PN up to Medium KT15 2PS up to Medium KT15 2PU up to Medium KT15 2QW up to Medium KT15 2SA up to Medium KT15 2SD up to Medium KT15 2SF up to Medium KT15 2SJ up to Medium KT15 2SN up to Medium KT15 2SR up to Medium KT15 2ST up to Medium KT15 2SX up to Medium KT15 2SY up to Medium KT15 2SZ up to Medium KT15 2UE up to Medium KT15 2UF up to Medium KT15 2UP up to Medium KT15 3AF up to Medium KT15 3AN up to Medium KT15 3AS up to Medium KT15 3BH up to Medium KT15 3BJ up to Medium KT15 3BL up to Medium KT15 3BN up to Medium KT15 3BS up to Medium KT15 3BW up to Medium KT15 3HH up to Medium KT15 3HJ up to Medium KT15 3LB up to Medium KT15 2BE up to Low KT15 2BU up to Low KT15 2BZ up to Low KT15 2FB up to Low KT15 2FP up to Low KT15 2FX up to Low KT15 2JF up to Low KT15 2JG up to Low KT15 2JH up to Low KT15 2JN up to Low KT15 2JQ up to Low KT15 2JR up to Low KT15 2JS up to Low KT15 2JT up to Low KT15 2JX up to Low KT15 2LR up to Low KT15 2LS up to Low KT15 2LT up to Low KT15 2NA up to Low KT15 2NB up to Low KT15 2ND up to Low KT15 2PG up to Low KT15 2PJ up to Low KT15 2PR up to Low KT15 2PT up to Low KT15 2PY up to Low KT15 2QA up to Low KT15 2QN up to Low KT15 2QT up to Low KT15 2QX up to Low KT15 2QY up to Low KT15 2QZ up to Low KT15 2RA up to Low KT15 2RB up to Low KT15 2RD up to Low KT15 2RE up to Low KT15 2RF up to Low KT15 2RG up to Low KT15 2SP up to Low KT15 2SU up to Low KT15 2SW up to Low KT15 2UW up to Low KT15 2XD up to Low KT15 2XU up to Low KT15 3AA up to Low KT15 3AP up to Low KT15 3AW up to Low KT15 3BQ up to Low KT15 3BU up to Low KT15 3JT up to Low KT15 3NW up to Low KT15 3RH up to Low KT15 3TH up to Low

Rivers and flooding history near KT15

The rivers that matter here, each monitored live on FloodRadar:

364 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (101 at warning level or above), most recently 14 March 2026. Warnings cover flood areas, not individual addresses.

Recorded flood extents near the district (Environment Agency record):

Records, not floods: no outline on the record is not evidence a place has not flooded.

🏠 Buying or renting in KT15? The full property flood-risk report covers any postcode here — the official likelihood band, every recorded flood nearby with distances, warning history year by year, how the local rivers behave, and an insurance outlook, print-ready for £19. See what's in the report →

Flood risk in nearby postcode districts

KT14 KT16 KT13 KT17 KT12 KT18 KT11 KT19

Band = the worst likelihood band of any property in that postcode (EA Risk of Flooding from Rivers & Sea, defence-adjusted, area-level). Check any postcode in detail — or get the full £19 property report — at the property flood-risk report. © Environment Agency copyright and/or database right 2025. All rights reserved. Some features of this map are based on digital spatial data from the Centre for Ecology & Hydrology, © NERC (CEH). © Crown Copyright and Database Rights 2025 OS AC0000807064. This product is produced in part from PAF® and Multiple Residence Data, the copyright in which is owned by Royal Mail Group Limited and/or Royal Mail Group plc. All rights reserved. Licence number AC0000807064.